libkern/libkern/OSBase.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  * Copyright (c) 1999 Apple Computer, Inc.  All rights reserved.
  24  *
  25  * HISTORY
  26  *
  27  */
  28
  29 #ifndef _OS_OSBASE_H
  30 #define _OS_OSBASE_H
  31
  32 #include <sys/cdefs.h>
  33
  34 #include <libkern/OSTypes.h>
  35
  36 #if !defined(OS_INLINE)
  37     #if defined(__GNUC__)
  38         #define OS_INLINE static __inline__
  39     #elif defined(__MWERKS__) || defined(__cplusplus)
  40         #define OS_INLINE static inline
  41     #endif
  42 #endif
  43
  44 #include <stdint.h>
  45
  46 __BEGIN_DECLS
  47
  48 OS_INLINE
  49 uint64_t
  50 __OSAbsoluteTime(
  51         AbsoluteTime    abstime)
  52 {
  53         return (*(uint64_t *)&abstime);
  54 }
  55
  56 OS_INLINE
  57 uint64_t *
  58 __OSAbsoluteTimePtr(
  59         AbsoluteTime    *abstime)
  60 {
  61         return ((uint64_t *)abstime);
  62 }
  63
  64 __END_DECLS
  65
  66 #endif /* _OS_OSBASE_H */
  67